diff options
Diffstat (limited to 'Lib/decimal.py')
| -rw-r--r-- | Lib/decimal.py | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/Lib/decimal.py b/Lib/decimal.py index be1a827..8393365 100644 --- a/Lib/decimal.py +++ b/Lib/decimal.py @@ -3439,8 +3439,10 @@ class Decimal(object): torot = int(other) rotdig = self._int topad = context.prec - len(rotdig) - if topad: + if topad > 0: rotdig = '0'*topad + rotdig + elif topad < 0: + rotdig = rotdig[-topad:] # let's rotate! rotated = rotdig[torot:] + rotdig[:torot] @@ -3493,22 +3495,22 @@ class Decimal(object): # get values, pad if necessary torot = int(other) - if not torot: - return Decimal(self) rotdig = self._int topad = context.prec - len(rotdig) - if topad: + if topad > 0: rotdig = '0'*topad + rotdig + elif topad < 0: + rotdig = rotdig[-topad:] # let's shift! if torot < 0: - rotated = rotdig[:torot] + shifted = rotdig[:torot] else: - rotated = rotdig + '0'*torot - rotated = rotated[-context.prec:] + shifted = rotdig + '0'*torot + shifted = shifted[-context.prec:] return _dec_from_triple(self._sign, - rotated.lstrip('0') or '0', self._exp) + shifted.lstrip('0') or '0', self._exp) # Support for pickling, copy, and deepcopy def __reduce__(self): |